Home / 250,806.16-346,122.48-137,632.96

Finding the Fourth Proportional to 250,806.16, 346,122.48 and 137,632.96

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Solution

The fourth proportional to 250,806.16, 346,122.48 and 137,632.96 is: 189,938.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,806.16 : 346,122.48 = 137,632.96 : x
  2. Step 2: Convert to fraction form
    250,806.16/346,122.48 = 137,632.96/x
  3. Step 3: Cross multiply
    250,806.16x = 346,122.48 × 137,632.96
  4. Step 4: Simplify right side
    250,806.16x = 47,637,861,444.94
  5. Step 5: Solve for x
    x = 47,637,861,444.94/250,806.16
  6. Step 6: Final answer
    x = 189,938.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.